Lamp



FIG. 1 is a perspective view of my new lamp design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a view from one side thereof;

FIG. 4 is a view from opposite side thereof;

FIG. 5 is a bottom view thereof; and,

FIG. 6 is a top view thereof.

The ornamental design for a lamp, as shown and described.